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| 88920:THYROID STIMULATING HORMONE RECEPTOR ANTIBODY (TRAb) | |||||||||
| Alias Names: | TSH / Thyrotropin Receptor Antibody / Anti-thyrotropin / Anti-TSHR / TBll / Thyrotropin | ||||||||
| Methodology: | Electrochemiluminescent Immunoassay (ECL) | ||||||||
| Edit Date: | 2/16/2010 | ||||||||
| Performed: | Daily | ||||||||
| Released: | 1-3 days after setup at PeaceHealth Laboratories’ reference lab. | ||||||||
| CPT Code: | 83520-90 | ||||||||
| Specimen Collection Details | |||||||||
| Collection: | One 7.5 mL serum separator tube (SST). | ||||||||
| Handling: | Allow to clot, centrifuge, separate serum from cells into a plastic vial. Freeze. If multiple tests are ordered submit a separate specimen. | ||||||||
| Stability: | 24 hours ambient, 72 hours refrigerated, or 1 month frozen. | ||||||||
| Standard Volume: | 1 mL serum | ||||||||
| Minimum Volume: | 300 µL serum | ||||||||
| Transport: | Frozen on dry ice. | ||||||||
| Rejection Criteria: | Plasma; gross hemolysis or lipemia. | ||||||||
| Reference Range: | |||||||||||||||||||
| ≤ 1.75 IU/L
Positive results are consistent with autoimmune thyroid disease. |
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